The De Is Completely Sealed. Do Not Open The De In The - Fujitsu MHL2300AT Maintenance Manual

Maintenance and Diagnosis
The DE is completely sealed. Do not open the DE in the field.
(2) Service life
In situations where management and handling are correct, the life of the disk
drive is five years when the DE surface temperature is less than 48°C. When the
DE surface temperature exceeds 48°C, the life is five years or 20,000 hours of
operation, whichever occurs first. For the measurement point of the DE surface
temperature, refer to Section 3.2 in Product Manual.
(3) Exchangeable parts in field
The PCA and the DE cannot be replaced separately in the field. Replace the
whole disk drive.
(4) Service system and repair
Fujitsu Limited has a disk drive service system and repair facility. When making
a request for repair or parts replacement, you should provide related information
usually including:
a) Model name of disk drive, part number (P/N), disk drive revision number,
manufacture serial number (S/N), and date of manufacture of the disk drive
b) Circumstances when the fault occurred
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c) Fault history of the drive
d) Details of the fault
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C141-F043-01EN
Date of trouble occurred
System configuration
Environmental conditions (including temperature, humidity, and voltage)
Description of the fault
Issued command and specified parameters
Status (Status/Error register)
Interval of the fault
Other information for fault diagnosis
1.1 Maintenance
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